ISRC NLCK42232925
Verified recording
NLCK42232925 is “Back Up” by Thomas P. Heckmann,
registered on the CopyrightChains blockchain with CopyrightID
0xd99f21af3529d06ae62ee13669033c35642b7ad3014f205309117171eba92e97 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK42232925.
Recording identifiers
- ISRC
- NLCK42232925
- Title
- Back Up
- Artist
- Thomas P. Heckmann
- CopyrightID (CopyrightChains transaction hash)
0xd99f21af3529d06ae62ee13669033c35642b7ad3014f205309117171eba92e97
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:734b0d6bfa7054e01e072aa3bed66ac48addd0e5c8d5f84ce35c6daa9f165b17- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK42232925
- Bitcoin block existence check
- https://blockstream.info/api/block/960410